2011 Lexus IS F bulb

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4-1. Maintenance and careCleaning and protecting the vehicle exterior................... 366
Cleaning and protecting the vehicle interior .................... 369
4-2. Maintenance Maintenance requ irements ..... 372
General maintenance ................ 374
Emission inspection and maintenance (I/M)
programs ...................................... 377
4-3. Do-it-yourself maintenance Do-it-yourself service precautions .................................. 378
Hood................................................... 381
Positioning a floor jack.............. 382
Engine compartment................. 384
Tires ................................................... 397
Tire inflation pressure................ 408
Wheels............................................... 412
Air conditioning filter................... 414
Electronic key battery ................. 417
Checking and replacing fuses ................................................. 419
Headlight aim ................................ 433
Light bulbs ....................................... 435 5-1. Essential information
Emergency flashers .................... 442
If your vehicle needs to be towed ............................................. 443
If you think something is wrong ............................................. 449
Fuel pump shut off system ....... 450
Event data recorder..................... 451
5-2. Steps to take in an emergency If a warning light turns on or a warning buzzer
sounds... ........................................ 453
If a warning message is displayed....................................... 463
If you have a flat tire..................... 477
If the engine will not start .......... 486
If the shift lever cannot be shifted from P .............................. 487
If you lose your keys ................... 488
If the electronic key does not operate prop erly .............. 489
If the vehicle battery is discharged ................................... 492
If your vehicle ov erheats ........... 495
If the vehicle becomes stuck............................................... 498
If your vehicle has to be stopped in an
emergency ................................... 499
4Maintenance and care5When trouble arises

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2-1. Driving procedures
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When driving
Turn signal lever
■Turn signals can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■If the indicators flash faster than usual
Check that a light bulb in the front or rear turn signal lights has not burned out.
Right turn
Left turn
Move and hold the lever part-
way to signal a lane change
The right hand signal will flash
until you release the lever.
Move and hold the lever part-
way to signal a lane change
The left hand signal will flash
until you release the lever.

Maintenance and care4
365
4-1. Maintenance and careCleaning and protecting the vehicle exterior............. 366
Cleaning and protecting the vehicle interior .............. 369
4-2. Maintenance Maintenance requirements ........................ 372
General maintenance .......... 374
Emission inspection and maintenance (I/M)
programs................................ 377 4-3. Do-it-yourself
maintenance
Do-it-yourself service precautions ........................... 378
Hood ........................................... 381
Positioning a floor jack ......... 382
Engine compartment ........... 384
Tires............................................ 397
Tire inflation pressure........... 408
Wheels ....................................... 412
Air conditioning filter ............ 414
Electronic key battery............ 417
Checking and replacing fuses ......................................... 419
Headlight aim ......................... 433
Light bulbs ................................ 435

432
4-3. Do-it-yourself maintenance
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. ( P. 4 3 5 )
●If the replaced fuse blows again, have the vehicle inspected by your Lexus
dealer.
■If there is an overload in the circuits
The fuses are designed to blow before the entire wiring harness is damaged.
CAUTION
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than indicated, or use any other
object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
This can cause extensive damage or even fire.
●Do not modify the fuses or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer.

435
4-3. Do-it-yourself maintenance
4
Maintenance and care
Light bulbs
Replacing light bulbs■ Back-up lights
Open the trunk door and remove
the cover clips.
You may replace the following bulbs yourself. For more information about
replacing other light bulbs, contact your Lexus dealer.
■Preparing a replacement light bulb
Check the wattage of the light bulb being replaced. ( P. 512)
■ Bulb locations
Rear turn signal light Back-up light
STEP1

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4-3. Do-it-yourself maintenance
Partly remove the cover. Remove
the wire harness and turn the bulb
base counterclockwise.
Remove the light bulb.
■ Rear turn signal lights
Open the trunk door and remove
the cover.
Remove the connector and turn
the bulb base counterclockwise.STEP2
STEP3
STEP1
STEP2

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4-3. Do-it-yourself maintenance
4
Maintenance and care
Remove the light bulb.
■ Bulbs other than the above
If any of the bulbs listed below has burnt out, have your Lexus dealer
replace it.
●Headlight low and high beams (discharge bulbs)
● Headlight high beams
● Front fog lights
● Front turn signal lights
● Front side marker lights
● Stop/tail lights
● Tail lights
● Rear side marker lights
● High mounted stoplight
● License plate lights
● Daytime running ligh ts/parking lightsSTEP3

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4-3. Do-it-yourself maintenance
■Condensation build-up on the inside of the lens
Contact your Lexus dealer for more information in the following situations. Tempo-
rary condensation build-up on the inside of the headlight lens does not indicate a
malfunction.
●Large drops of water are built up on the inside of the lens.
●Water has built up inside the headlight.
■Discharge headlights
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may
go out temporarily. The discharge bulbs will come on when normal power is
restored.
■LED tail lights, stop/tail lights, daytime running lights/parking lights and high
mounted stoplight
The tail lights, stop/tail lights, daytim e running lights/parking lights and high
mounted stoplight consist of a number of LEDs. If any of the LEDs burn out, take
your vehicle to your Lexus dealer to have the light replaced.